EP 3182726 B1 20180425 - SOUND TRANSMISSION DEVICE
Title (en)
SOUND TRANSMISSION DEVICE
Title (de)
SCHALLEMISSIONSVORRICHTUNG
Title (fr)
DISPOSITIF D'EMISSION SONORE
Publication
Application
Priority
FR 1562634 A 20151217
Abstract (en)
[origin: US2017180837A1] A sound emitter device for use on a motor vehicle comprises a casing comprising an axial wall and a bottom wall, the axial wall extending along a vertical axis from the bottom wall toward an opening opposite the bottom wall, a control circuit, an acoustic membrane that closes the opening of the casing and that is provided on its lower face with excitation means controlled by the control circuit a peripheral rim that is arranged in the opening, the external peripheral edge of the acoustic membrane being mounted to bear on the peripheral rim, a secondary wall that is made in one piece with the peripheral rim and that is bent toward the peripheral rim so as to retain the acoustic membrane by clamping its external peripheral edge between the peripheral rim and the secondary wall.
IPC 8 full level
H04R 7/22 (2006.01); H04R 31/00 (2006.01)
CPC (source: CN EP US)
B60Q 5/008 (2013.01 - US); H04R 1/026 (2013.01 - US); H04R 7/18 (2013.01 - US); H04R 7/22 (2013.01 - CN EP US); H04R 31/003 (2013.01 - EP US); H04R 31/006 (2013.01 - US); B60Y 2200/91 (2013.01 - US); B60Y 2200/92 (2013.01 - US); H04R 2231/003 (2013.01 - EP US); H04R 2307/207 (2013.01 - EP US); H04R 2499/13 (2013.01 - EP US)
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
DOCDB simple family (publication)
EP 3182726 A1 20170621; EP 3182726 B1 20180425; CN 106899917 A 20170627; CN 106899917 B 20200407; FR 3046005 A1 20170623; FR 3046005 B1 20180202; US 10021469 B2 20180710; US 2017180837 A1 20170622
DOCDB simple family (application)
EP 16198988 A 20161115; CN 201611160368 A 20161215; FR 1562634 A 20151217; US 201615375261 A 20161212